Home / 195,761.44-270,104.32-115,192.48

Finding the Fourth Proportional to 195,761.44, 270,104.32 and 115,192.48

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Solution

The fourth proportional to 195,761.44, 270,104.32 and 115,192.48 is: 158,938.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,761.44 : 270,104.32 = 115,192.48 : x
  2. Step 2: Convert to fraction form
    195,761.44/270,104.32 = 115,192.48/x
  3. Step 3: Cross multiply
    195,761.44x = 270,104.32 × 115,192.48
  4. Step 4: Simplify right side
    195,761.44x = 31,113,986,479.51
  5. Step 5: Solve for x
    x = 31,113,986,479.51/195,761.44
  6. Step 6: Final answer
    x = 158,938.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.